Life Span
Perennial
Perennial
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
-
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Habitat
Lowland evergreen rainforest
Woodland Garden Canopy
USDA Hardiness Zone
4-7
4-8
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Pyramidal
Upright/Erect
Flower Color
Yellow, Red, Coral
Red, Light Yellow, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Green, Dark Green
Green, Copper
Leaf Color in Summer
Dark Green
Dark Green
Leaf Color in Fall
Dark Green
Orange, Brown, Dark Red
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Early Spring
Spring
Tolerances
Maritime exposure, Salt water
Wet Site, Drought
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought, Wet Site
Flowers
Insignificant
Insignificant
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Allergy
-
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Beauty Benefits
Skin Problems
-
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
Anodyne, Appetizer, Astringent
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
Part of Plant Used
Flowers, Inner Bark, Sap
Inner Bark, Leaves, Seeds
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break, Shade Trees
Feature Plant, Shade Trees
Botanical Name
ALNUS rubra
QUERCUS velutina
Common Name
Oregon Alder, Red Alder
Black Oak
In Hindi
red alder
Black Oak Tree
In German
rot-Erle
Schwarz Oak Tree
In French
aulne rouge
Noir Oak Tree
In Spanish
aliso rojo
Negro del árbol de roble
In Greek
κόκκινη σκλήθρα
Black Oak Tree
In Portuguese
amieiro vermelho
Carvalho Preto
In Polish
czerwony olcha
Czarny Dąb
In Latin
red alnus
Niger quercum ligno
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Betulaceae
Fagaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Importance of Red Alder and Black Oak
Want to have the most appropriate plant for your garden? You might want to know the importance of Red Alder and Black Oak. Basically, these two plants vary in many aspects. Compare Red Alder and Black Oak as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Red Alder is Anodyne, Appetizer and Astringent whereas of Black Oak is Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic and Treating fever. Red Alder has beauty benefits as follows: Skin Problems while Black Oak has beauty benefits as follows: Skin Problems.
Compare Facts of Red Alder vs Black Oak
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Red Alder vs Black Oak and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Red Alder are whereas of Black Oak have Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes and Whooping Cough respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Red Alder has showy fruits and Black Oak has showy fruits. Also Red Alder is not flowering and Black Oak is not flowering . You can compare Red Alder and Black Oak facts and facts of other plants too.